Home / 18,214,924.20-27,353,879.10-9,711,868.20

Finding the Fourth Proportional to 18,214,924.20, 27,353,879.10 and 9,711,868.20

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Solution

The fourth proportional to 18,214,924.20, 27,353,879.10 and 9,711,868.20 is: 14,584,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214,924.20 : 27,353,879.10 = 9,711,868.20 : x
  2. Step 2: Convert to fraction form
    18,214,924.20/27,353,879.10 = 9,711,868.20/x
  3. Step 3: Cross multiply
    18,214,924.20x = 27,353,879.10 × 9,711,868.20
  4. Step 4: Simplify right side
    18,214,924.20x = 265,657,268,577,934.62
  5. Step 5: Solve for x
    x = 265,657,268,577,934.62/18,214,924.20
  6. Step 6: Final answer
    x = 14,584,593.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.